mot tui gao co 12,5kg.nguoi dau bep muon lay ra 4kg chi bang mot chiec can dia va mot qua can 1kg,mot qua can 0,5kg.hoi dau bep phai can nhu the nao de sau 2 lan can lay ra duoc so gao do

muon can 400g duong bang can Robecvan (can dia) nhung nguoi do chi co cac qua can loai 500g,300g va 200g.Em hay cho biet lam cach nao de can duoc khoi luong nay ma chi can mot lan

mot bao chua 13kg gao muon lay ra 3kg de nau comnhung nguoi do chi co chiec can dia gom 2 dia can va 1qua can nang 1kg.hoi lam cach nao chi sau 2 lan can ma nguoi do da can dung 3kg gao

Mot tui gao co 12,5kg.Nguoi dau bep muon lay ra 4kg chi bang mot chiec can thang bang va mot qua can 1kg,mot qua can 0,5kg.Hoi nguoi dau bep phai can nhu the nao de sau 2 lan can lay ra duoc so gao do ?

mot guoi muon lay ra 6,5kg tu mot tui gao 25kg . hoi voi chiec can hai dia va mot qua can 1kg , nguoi do se lam the nao de lay 6,5kg gao voi so lan can it nhat 

nguoi chu bep dan mot nhan vien cua minh hay lay dung 3 kg gao tu bao co 9 kg gao nay de nau com nhe co nhan vien tim mai chi thay co 2 chiec can dia va 1 qua can 1kg sau mot nat suy nghi co da lay duoc 3kg gao tu bao gao do chi bang hai lan can do cac ban co nhan vien ay da can nhu the nao

Trong bao co 11kg gao.Chi cap duong muon lay ra 3kg de nau com ma chi co 1chiec can 2 dia va 1 qua can nang 1kg.Ban hay giup chi chi trong 2 lan can lay duoc so gao do?

Co mot goi duong can nang 500g,mot can hai dia va mot qua can 100g.Lam the nao sau mot lan can lay duoc 200g duong?

kim cua mot can dia dang o vi tri can bang .Biet dia can ben trai co cac qua can 100g;200g;500g;500g,dia can ben phai co qua can 200g va mot tui keo .Hoi tui keo co khoi luong bao nhieu?